Does the speed of the object affect friction? So which one would increase friction, going slowly, or going fast.
If possible an explanation? Thanks a bunch. :D

Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?

Abicycle slows down when the rider applies the brakes. what type of energy transformation is involved in this example? a. kinetic energy into heat energy b. heat energy into potential energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy

Which composition of water moves to begin a deepwater current?